code: def get_val_examples(self):
      return self._create_examples(self.val_path, set_type="val")
  
file_path: jiant/jiant/tasks/lib/qasrl.py
imports: import gzip
  import nltk
  import json
  from jiant.tasks.lib.templates import span_prediction
  from jiant.utils.retokenize import TokenAligner
label_desc: Use image node_id 2 for calling the QASRLTask obj's underlying member method code with example usage: obj.get_val_examples() and returns: self